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@article{BAG_1986__21_138331, author = {H.-J. Hoehnke}, title = {On quasivarieties of partial algebras, their generation and their subquasivarieties. {I}}, journal = {Beitr\"age zur Algebra und Geometrie}, pages = {145--160}, publisher = {mathdoc}, volume = {21}, year = {1986}, zbl = {0594.08004}, url = {http://geodesic.mathdoc.fr/item/BAG_1986__21_138331/} }
H.-J. Hoehnke. On quasivarieties of partial algebras, their generation and their subquasivarieties. I. Beiträge zur Algebra und Geometrie, Tome 21 (1986), pp. 145-160. http://geodesic.mathdoc.fr/item/BAG_1986__21_138331/